fix(provisioning): build failure with secure boot enabled case

Application partition size was not correctly declared per secure
boot alignment requirements. This was causing build failure when
example was built with secure boot enabled.

examples/provisioning/wifi_prov_mgr/partitions.csv

@@ -1,5 +1,5 @@
 # Name,   Type, SubType, Offset,  Size, Flags
 # Note: if you have increased the bootloader size, make sure to update the offsets to avoid overlap
-nvs,      data, nvs,     0x9000,  0x6000,
-phy_init, data, phy,     0xf000,  0x1000,
-factory,  app,  factory, 0x10000, 1300000,
+nvs,      data, nvs,     ,      0x6000,
+phy_init, data, phy,     ,      0x1000,
+factory,  app,  factory, ,      0x140000,